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Fire Extinguishers

Fire extinguishers are used in homes, schools, businesses and boats as a way to put out a small fire. Fire extinguishers come in many types for different purposes, including portable or fixed systems. This category relates to the science, origins, operation, selection and standards for fire extinguishers.

1,462 Questions

How does carbon dioxide in the fire extinguisher cylinder work?

Carbon dioxide works by temporarily excluding oxygen from the fire. Good for class B fires, poor for class A fires because as soon as it dissipates, the hot material can reignite.

Can you recycle fire extinguishers?

Yes, and also they can be recharged. Just check with your local fire department and find out if they can have yours recharged. However, I have frequently heard buying a new extenguisher overall is easier.

What does put out the fire while it's still small mean?

It means that if the fire is very little, it can be put out with little effort. The same can be true about any problem. Don't put off taking care of them or they will be a real problem later on.
For example, if a kid is thinking about trying weed, his parents need to sit down and talk to him and explain things (the small fire).
If they don't, he may end up dealing and using some heavy drugs (big fire) and the whole family will be in for a rough time.

How do you operate the fire extinguisher?

remember the acronym PASS

P-pull

A-aim

S-Squeeze

S-Sweep

which means you pull out the pin, aim at the fire, squeeze the handle, and spray in a sweeping motion

Can fire extinguisher contents hurt you?

Hi,

In my opinion Fire extinguisher hurts us if it is damaged. So I have one suggestion that you can sell it on Halon.us with a best price.

Thank you.

What is the process of using a fire extinguisher(PASS)?

~ P - Pull the pin. It is there to prevent accidental discharge.

~ A - Aim low at the base of the fire. This is the where the fuel source is.

~ S - Squeeze the lever above the handle. Release to stop the flow. (Some extinguishers have a button instead of a lever)

~ S - Sweep from side to side. Move toward the fire, aiming low at its base. Sweep until all flames are extinguished. Watch for re-igniting. Repeat as necessary. Have site inspected by fire department.

Place any fire extinguisher that has been used on its side on the floor. It will be collected and recharged after the fire scene is secure.

Why does Percy wish he put his dinner in the fire?

Percy gives some prayers and thoughts to his dad, Poseidon. Whoever is reading the Percy Jackson and the Olympians series- you rock!

What can put out a fire instead of water?

Water just suffocates fire, and that's the reason it goes out. Just get another substance that's not flammable, and put it on the fire. Sometimes, if the fire isn't too big, then you can smother it with a blanket. Even bombs can put out fire by exploding and making smoke, which takes away the fire's oxygen. Fire needs oxygen to still be there.

What elements are in a fire extinguisher?

there are 5 classes of fire.

To put out each different class of fire, there is a very wide variety in fire extinguishers. first, you should look at what fire you want to put out and then go from there.

What type of fire extinguishers would be best for a medical office?

A,B,C. In a Mexican hospital, they have a bucket of sand and a large spoon.

What kinds of fire should you not use a water based fire extinguisher on?

Foam spray extinguishers are not recommended for fires involving electricity, but are safer than water if inadvertently sprayed onto live electrical apparatus.

What is used inside an ABC Extinguisher?

An extinguisher rated for Class A, B and C fires would ordinarily be filled with a dry chemical (such as baking soda), and pressurized with a gas.

What rating is a carbon dioxide fire extinguisher?

A carbon dioxide (CO2) fire extinguisher is typically rated as a Class B and Class C extinguisher. It is effective for fires involving flammable liquids and gases, as well as electrical equipment. CO2 extinguishers work by displacing oxygen and cooling the fire, making them suitable for use in environments with sensitive electronic equipment. However, they are not suitable for Class A fires involving ordinary combustibles like wood or paper.

What is the function of fire extinguishers?

The function is to fight a fire which will either extinguish the fire or to fight it long enough to allow safe passage from the location - The main and most important is to use the correct extinguisher and to leave the area if the extinguisher is not impacting on the fire.

What is the best type of fire extinguisher or fire agent that can be applied to all classes of fire?

red = water and is used for wood paper textiles and solid material fires.

DO not use on liquid elictrical or metal fires.

blue = powder and is used for liquid and electrical fires.

DO not use on metal fires.

yellow = foam and is used for liquid fires.

DO not use on electrical or metal fires

black = carbon dioxide (CO) and is used for liquid and electrical fires

DO not use on metal fires.

halon can be used on all fires as well as dry chemical

If a grease cooking fire starts you should?

You might avoid a grease fire by preventing the grease/oil from reaching its ignition point and by keeping it from boiling over onto a source of ignition (e.g., a hot flame).

Why are fire extinguishers not used on electrical fires?

Water is conductive and can thus aid the fire instead of the extinguishing thereof. Type C extinguishers is made especially for electrical fires and can thus be used. In computer server rooms or laboratories with sensitive equipment, you do not want to release a dry powder extinguisher, so use a CO2 extinguisher in those places

How were old fashioned fire extinguishers made?

You would have to drop the fire extinguisher on its head because the carbonate and the acid are separated and one of them in a glass container at the top of the extinguisher dropping it on its head would break the glass and make the chemicals connect together and a chemical reaction would take place then the extinguisher would be ready for use. In the glass container there also would be some sort of detergent that made the extinguishing formula froffy.

When using a fire extinguisher you should aim it?

My dad s a retired fire fighter and the mechanisms he used were although more olden kind, they were similar to the fire extinguisher. In a life threatening situation you must not panic and aim it in the middle up of the fire, releasing the outer burning energy and then go around it smothering the fire.

HOPE THAT HELPS!!!

What is the difference between CO2 fire extinguishers and DCP fire extinguishers?

ABC is the acronym for an extinguisher certified for A, B, and C type fires.

A is common fuels like wood, B is for flammable liquids, and C is for charged electrical fires.

DCP stands for Dry Chemical Powder, which is inside the extinguisher and is the actual fire suppressant.

Basically, DCP is a type of ABC Extinguisher. You can also get extinguishers for Type D (combustible metals), Type K (kitchen), and other specialized extinguishing agents (i.e. Halon). Or you can get a Type A extinguisher, AB, B, BC, ABC, and others even!

What type of fire extinguisher do you use for metals like magnesium?

Only a Class D fire extinguisher should be used on fires involving combustible metals, such as magnesium. It will smother them by denying access to oxygen.

What can ABC fire extinguisher be used on?

General purpose extinguisher, can be used for most fires (except cooking fats)